20178097654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70552789}}^1$

素因数の和:70552815

約数の個数: 16

約数和(自身を含む): 35558606160

約数和(自身を除く): 15380508506

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70552789, 141105578, 776080679, 917186257, 1552161358, 1834372514, 10089048827, 20178097654]

約数ペア:

[(1, 20178097654), (2, 10089048827), (11, 1834372514), (13, 1552161358), (22, 917186257), (26, 776080679), (143, 141105578), (286, 70552789)]